54582780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{129959}}^1$

素因数の和:129978

約数の個数: 48

約数和(自身を含む): 174666240

約数和(自身を除く): 120083460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 129959, 259918, 389877, 519836, 649795, 779754, 909713, 1299590, 1559508, 1819426, 1949385, 2599180, 2729139, 3638852, 3898770, 4548565, 5458278, 7797540, 9097130, 10916556, 13645695, 18194260, 27291390, 54582780]

約数ペア:

[(1, 54582780), (2, 27291390), (3, 18194260), (4, 13645695), (5, 10916556), (6, 9097130), (7, 7797540), (10, 5458278), (12, 4548565), (14, 3898770), (15, 3638852), (20, 2729139), (21, 2599180), (28, 1949385), (30, 1819426), (35, 1559508), (42, 1299590), (60, 909713), (70, 779754), (84, 649795), (105, 519836), (140, 389877), (210, 259918), (420, 129959)]